壓電（diàn）晶體是一種非中心對稱晶體（tǐ），在機械（xiè）力作（zuò）用下會產生形變，使帶電質點（diǎn）發生（shēng）相對位移，從而在晶體表麵出現正（zhèng）、負束縛電荷。
聲光晶（jīng）體指（zhǐ）具有聲光效應的晶體材料，當超聲波通過這種晶體時，會在其中產生彈性力，導致其折射率與（yǔ）光學性質的改變。
| Part Number |
Center Frequency (MHz)
|
3dB Bandwidth (MHz)
|
40dB Bandwidth (MHz)
|
Insertion Loss (MHz)
|
Rejection (MHz)
|
Package | Download |
|---|---|---|---|---|---|---|---|
| LBT14021B | 140 | 6 | 7.9 | 26 | 50 | DIP2212 | Downloaded after login |
| LBS14021 | 140 | 6 | 8.4 | 28 | 50 | DIP2212 | Downloaded after login |
| LBT14020 | 140 | 7 | 9.2 | 27 | 50 | DIP2212 | Downloaded after login |
| LBN14019 | 140 | 8 | 10.6 | 25.5 | 50 | DIP2212 | Downloaded after login |
| LBN14018 | 140 | 9 | 11.7 | 23.5 | 50 | DIP2212 | Downloaded after login |
| LBN14017B | 140 | 10.8 | 13.4 | 25 | 50 | DIP2212 | Downloaded after login |
| LBN14017 | 140 | 10 | 13 | 24 | 50 | DIP2212 | Downloaded after login |
| LBN14016 | 140 | 12 | 15 | 25 | 50 | DIP2212 | Downloaded after login |
| LBN14015B | 140 | 15 | 19.5 | 25 | 50 | DIP2212 | Downloaded after login |
| LBN14015 | 140 | 14 | 17.6 | 24 | 50 | DIP2212 | Downloaded after login |
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